package com.itheima_09.StringBuilder;

public class StringBuilderAndString {
    public static void main(String[] args) {
        StringBuilder sb = new StringBuilder();
        sb.append("hello");
        String s = sb.toString();
        System.out.println(s);
        String a = "abc";
        StringBuilder a1 = new StringBuilder(a);
        System.out.println(a1);
    }
}
